Report presenting an investigation of the icing and de-icing characteristics of a Pratt & Whitney R-1830 engine induction system. The current report covers a program to determine the most effective rate and method of injection of de-icing fluid to remove a heavy ice formation from the induction system. Results regarding the flow rates, recovery times, de-icing portions of the runs, and ice formation characteristics are provided.

Report presenting the use of the Ackeret iteration process to obtain higher approximations than that of Prandtl and Glauert for the flow of a compressible fluid past a circular arc profile. The procedure is to expand the velocity potential in a power series of the camber coefficient.

Report presenting equations for calculating the stick-force characteristics obtained with a spring-tab type of elevator control. The main problems encountered in the design of the satisfactory elevator spring tab are to provide stick forces in the desired range, to maintain the force per g sufficiently constant throughout the speed range, to avoid undesirable "feel" of the control in ground handling, and to prevent flutter.

Report presenting icing tests on a Bendix-Stromberg PD-12F5 carburetor mounted on a Pratt & Whitney R-1830-C4 intermediate rear engine section. Limiting icing conditions were established for simulated cruising power and simulated rated power over a range of carburetor-air temperatures, and relative humidities are provided.

A guide to the operation and maintenance of the portable electrocardiograph.

Document issued by the Office of the Attorney General of Texas in Austin, Texas, providing an interpretation of Texas law. It provides the opinion of the Texas Attorney General, Grover Sellers, regarding a legal question submitted for clarification: Right to withhold transportation aid under the Rural Aid Act, and related question.

Document issued by the Office of the Attorney General of Texas in Austin, Texas, providing an interpretation of Texas law. It provides the opinion of the Texas Attorney General, Grover Sellers, regarding a legal question submitted for clarification: Pipelines subject to taxation in and for Anderson County Levee Improvement District No. One.

Document issued by the Office of the Attorney General of Texas in Austin, Texas, providing an interpretation of Texas law. It provides the opinion of the Texas Attorney General, Grover Sellers, regarding a legal question submitted for clarification: Whether or not a claim for refund of the tax on motor fuel exported or lost by fire or other accident is subject to a six months limitation period for filing; whether such six months limitation period in fire or other accident losses runs from the time of the delivery of the motor fuel or from the date of the accident; and whether the Comptroller would be authorized to deduct from a current claim filed by an exporter, the amount of a former claim filed after said six months period and paid in error.

Document issued by the Office of the Attorney General of Texas in Austin, Texas, providing an interpretation of Texas law. It provides the opinion of the Texas Attorney General, Grover Sellers, regarding a legal question submitted for clarification: Sale of beer to prisoners of war in a dry area, and related questions.

Document issued by the Office of the Attorney General of Texas in Austin, Texas, providing an interpretation of Texas law. It provides the opinion of the Texas Attorney General, Grover Sellers, regarding a legal question submitted for clarification: Can an otherwise qualified voter in the town of West Vernon now render his property for the year 1944 to the Tax Assessor, and then vote in an election called for the abolishment of the municipality?

Document issued by the Office of the Attorney General of Texas in Austin, Texas, providing an interpretation of Texas law. It provides the opinion of the Texas Attorney General, Grover Sellers, regarding a legal question submitted for clarification: Disposition of liquor seized by sheriff in a dry area under Texas Liquor Control Act.

Document issued by the Office of the Attorney General of Texas in Austin, Texas, providing an interpretation of Texas law. It provides the opinion of the Texas Attorney General, Grover Sellers, regarding a legal question submitted for clarification: Emergency amendments to county budgets, and related question.

Document issued by the Office of the Attorney General of Texas in Austin, Texas, providing an interpretation of Texas law. It provides the opinion of the Texas Attorney General, Grover Sellers, regarding a legal question submitted for clarification: Can salaries of county officials be raised after once being set under the salary law? Can county officers make changes within the objects covered by the budget? Reports of Sheriff for mileage of personal automobile used for official business.

Document issued by the Office of the Attorney General of Texas in Austin, Texas, providing an interpretation of Texas law. It provides the opinion of the Texas Attorney General, Grover Sellers, regarding a legal question submitted for clarification: Does the County Board of School Trustees have the authority to determine the number of scholastic pupils necessary to operate a school in a common school district? Does the County Board of School Trustees have the right to change the classification of an elementary school already classified to a school of no classification?

Document issued by the Office of the Attorney General of Texas in Austin, Texas, providing an interpretation of Texas law. It provides the opinion of the Texas Attorney General, Grover Sellers, regarding a legal question submitted for clarification: Cattle brands; would a brand such as "C on the right hip and X on the right shoulder" be construed as two separate brands , or as one and the same brand?

Document issued by the Office of the Attorney General of Texas in Austin, Texas, providing an interpretation of Texas law. It provides the opinion of the Texas Attorney General, Grover Sellers, regarding a legal question submitted for clarification: Questions as to the effect, meaning, and application of certain provisions of a contract between the United States of America and Agricultural and Mechanical college of Texas.

Document issued by the Office of the Attorney General of Texas in Austin, Texas, providing an interpretation of Texas law. It provides the opinion of the Texas Attorney General, Grover Sellers, regarding a legal question submitted for clarification: Whether or not the President of the Texas Technological College may also serve as chief of the Operations Analysis Section (U. S.) and incidental questions.

Document issued by the Office of the Attorney General of Texas in Austin, Texas, providing an interpretation of Texas law. It provides the opinion of the Texas Attorney General, Grover Sellers, regarding a legal question submitted for clarification: Under the given facts, if Fayette County legally authorized to pay the claim of the Warden of the Texas Prison System?

Document issued by the Office of the Attorney General of Texas in Austin, Texas, providing an interpretation of Texas law. It provides the opinion of the Texas Attorney General, Grover Sellers, regarding a legal question submitted for clarification: Whether policies of re-insurance will qualify for a substantial number of the "bona fide applications for insurance" on the required separate risks under paragraph (a) of Article 4860a-7, Revised Civil Statutes, and related questions.

Document issued by the Office of the Attorney General of Texas in Austin, Texas, providing an interpretation of Texas law. It provides the opinion of the Texas Attorney General, Grover Sellers, regarding a legal question submitted for clarification: Authority of Board of Regents of the University of Texas to enter into a five year contract with a fire insurance company for the purpose of insuring the Law Building and its contents against the loss by fire and to pay for the entire premium cut of the current appropriations.

Document issued by the Office of the Attorney General of Texas in Austin, Texas, providing an interpretation of Texas law. It provides the opinion of the Texas Attorney General, Grover Sellers, regarding a legal question submitted for clarification: Is the weight of ice hauled for the preservation of a perishable load exempted from computation of load weight?

Document issued by the Office of the Attorney General of Texas in Austin, Texas, providing an interpretation of Texas law. It provides the opinion of the Texas Attorney General, Grover Sellers, regarding a legal question submitted for clarification: What authority does the Board of Directors of the Agricultural and Mechanical College of Texas, or its authorized representatives, have to restrict or regulate acts and movements of persons other than students on the A. and M. College campus?

Document issued by the Office of the Attorney General of Texas in Austin, Texas, providing an interpretation of Texas law. It provides the opinion of the Texas Attorney General, Grover Sellers, regarding a legal question submitted for clarification: The use of pasters or stickers on ballots in the general election under the facts stated.

Document issued by the Office of the Attorney General of Texas in Austin, Texas, providing an interpretation of Texas law. It provides the opinion of the Texas Attorney General, Grover Sellers, regarding a legal question submitted for clarification: Whether the Administrator of the Securities Division of the Office of the Secretary of State is authorized or permitted under the Real Estate Dealers License Act to require each and every applicant for a license as a real estate dealer or salesman to take an examination in order to determine the competency of such applicant.